Question: What is the physical phenomenon measured by inertial mass that tsarts with letter I
Paraphrase: What is the physical wonder measured by inertial mass that tsarts with letter I
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q1293220 . ?sbj wdt:P1880 wd:Q843816 . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'i')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
Answer: inertia, inertia